drone – n. a type of small aircraft that flies without a pilot

ethical – adj. involving questions of right and wrong behavior

conscience – n. the part of the mind that makes you aware of your actions as being either morally right or wrong

renewable – adj. restored or replaced by natural processes

misconduct – n. behavior or activity that is illegal or morally wrong

high-tech – adj. relating to or using new electronic devices and technology

existential – adj. of, relating to, or characteristic of a philosophical belief that centers on the individual's position as a self-determining agent responsible for the truth of his or her choices.

humane – adj. kind or gentle to people or animals